Research Article
Measuring and Fitting the Relationship between Socioeconomic Development and Environmental Pollution: A Case of Beijing–Tianjin–Hebei Region, China
Table 1
Selected indicators and their corresponding codes.
| Socio-economic development | Environmental pollution | Code | Indicator | Code | Indicator |
| S1 | Resident population | E1 | Investment completed in the treatment of industrial pollution | S2 | Annual disposable income per capita | E2 | Total energy consumption | S3 | Gross product of primary industry | E3 | Total volume of industrial waste gas emission | S4 | Gross product of the secondary industry | E4 | Total volume of sulfur dioxide emission | S5 | Gross product of the tertiary industry | E5 | Total volume of soot (dust) emission |
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